Dsppa DM837W High-fidelity Bluetooth Digital Music Amplifier

Dsppa DM837W High-fidelity Bluetooth Digital Music Amplifier

Description

Dsppa DM837W High-fidelity Bluetooth Digital Music Amplifier

DM837 is suitable for small venues like apartment, office room and retail shops.

Three color options: black white and brown.

With 3.5’’ TFT capacitance touch screen, it can display functions very clearly and have accurate control.

It has abundant audio source such as FM, SD, BT and AUX. It’s quick and convenient to play music.

It can be equipped with a infrared remote controller so that users can control the music easily when they sit on the sofa.

Key Features

Form & Deployment

• Wall-mountable design fitting standard 86×86 mm wall box.
• Depth of about 38 mm.
• Available in multiple colours (white, black, brown).

Display & Controls

• 3.5″ TFT (capacitive touch) colour display/screen.
•  Infrared (IR) remote control included.
• RS-485 communication/control interface.

Amplifier / Audio Output

• Built-in stereo amplifier: 2 × 10 W output into 8 Ω.
• Rated impedance: 8 ohms.
• Signal-to-Noise Ratio (SNR) > 71 dB (some sources > 81 dB).
• Total Harmonic Distortion (THD) ≤ 1 % at 1 kHz, 1 W, 8 Ω.

Frequency Response

• Approx 50 Hz–18 kHz in many listings.
• Some sources claim up to 20 Hz – 20 kHz, which gives fuller bass extension.

Inputs / Sources • USB port.

• Micro SD (SD) card slot.
• Bluetooth input (often BT 4.1).
• AUX inputs (2 AUX).
• FM radio with memory — can store up to 20 radio stations.

Audio Format Support

•  MP3, WMA, WAV, FLAC.
•  Some listings also mention AAC or APE.

Power / Electrical

• AC mains input ~ 110-240 V, 50/60 Hz.
• Output speakers: requires 8 Ω load.

Other / Extras

• Adjustable sensitivity of AUX input.
• Supports manual & automatic FM channel search.
•  Type-D differential output (for the amplifier output) in some formats.
• Compact weight (~0.2 kg net).